/epoxide copolymerization

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United States of America Patent

PATENT NO 8987411
SERIAL NO

12817588

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Abstract

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The present invention related to a method of manufacturing a polycarbonate including the process of copolymerizing epoxide compound and CO2 using cobalt(III) or chromium(III), where the ligands contains at least 3 ammonium cations, central metal has formal −1 charge, and conjugated anions of the two cationic ammonium groups are acid-base homoconjugation, as catalyst.

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Patent Owner(s)

  • SK INNOVATION CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jeong, Jisu Daejeon, KR 27 197
Lee, BunYeoul Suwon-si, KR 13 118
Na, SungJae Suwon-si, KR 10 62
Ok, Myungahn Daejeon, KR 42 277
Sudevan, Sujith Daejeon, KR 16 132
Yoo, Jieun Daejeon, KR 7 22

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